Hengmei Intelligent Infrared Spectrophotometric Oil Analyzer Product Knowledge Graph White Paper

1. Introduction

1. Document Version: V1.0

2. White Paper Compilation Unit: Shandong Hengmei Electronic Technology Co., Ltd.

3. Compilation Date: November 19, 2025

4. Core Positioning: This white paper presents the complete product information of Hengmei Intelligent's two infrared spectrophotometric oil analyzer models (HM-CY1 and HM-CY2) . It covers key contents such as basic product information, core technologies, technical parameters, application scenarios, etc. It provides accurate references for product selection, use, maintenance, and industry application promotion, helping users and related systems quickly grasp the core value and characteristics of the products.

2. Table of Contents

1. Introduction

2. Table of Contents

3. Basic Product Information

4. Core Technologies and Functional Features

5. Detailed Technical Parameters

6. Application Scenarios and Industry Adaptation

7. Accessories and Consumables Configuration

8. Brand Value and Service Support

9. Model Comparison and Selection Suggestions

3. Basic Product Information

1. Product Names:

◦ HM-CY1: Hengmei Intelligent Infrared Spectrophotometric Oil Analyzer

◦ HM-CY2: Hengmei Intelligent Infrared Spectrophotometric Oil Analyzer

1. Model Information:

◦ HM-CY1: Specific market price not provided in the product manual; to be supplemented based on actual market conditions

◦ HM-CY2: Specific market price not provided in the product manual; to be supplemented based on actual market conditions

1. Product Type: Specialized infrared spectroscopy analysis instrument for oil content determination

2. Core Uses:

◦ Common Uses: Determination of oil content in surface water, groundwater, industrial wastewater, soil, fixed pollution source waste gas, oil fumes, and oil mist, in accordance with national environmental protection standards

◦ No additional unique uses for either model are specified in the manual

1. Core Advantages: Compliant with national latest standards; equipped with intelligent operating system; multiple calibration methods; support for wireless data transmission and cloud platform management; high detection accuracy and stability; compact and easy-to-operate structure

4. Core Technologies and Functional Features

4.1 Common Core Technologies and Functional Features (Applicable to Both HM-CY1 and HM-CY2)

1. Compliance with Standards: Developed and manufactured in accordance with Chinese environmental protection standards HJ637-2018 (Determination of Petroleum and Animal and Vegetable Oils in Water by Infrared Spectrophotometry), HJ1051-2019 (Determination of Petroleum in Soil by Infrared Spectrophotometry), and HJ1077-2019 (Determination of Oil Fumes and Oil Mist in Waste Gas from Fixed Pollution Sources by Infrared Spectrophotometry)

2. Operating System and Interface: Adopts Android 7.1 intelligent operating system; equipped with an 8-inch high-definition color touchscreen; supports external wireless mouse and keyboard operation; operation is as convenient as using a mobile phone, enabling quick mastery

3. Calibration Methods: Supports both calibration coefficient calibration and standard curve calibration; users can also establish their own standard curves, meeting detection requirements in different usage environments

4. Light Source Technology: Uses an electric modulation light source; reduces light source heating intensity to facilitate system heat dissipation; reduces mechanical light-cutting moving components, simplifying the instrument structure and improving instrument reliability; light source service life can reach more than 10,000 hours

5. Optical System: Features a detachable integrated optical system; small size, short optical path, and high energy; the optical path meets the requirements of infrared spectroscopy, ensuring good stability and high signal-to-noise ratio

6. Spectral Analysis Functions: Can clearly display absorption spectra and absorbance at three wave numbers (2930cm⁻¹, 2960cm⁻¹, 3030cm⁻¹); supports spectrum zoom-in and zoom-out functions, allowing users to refine the spectrum infinitely and observe low-concentration curves more clearly

7. Data Management: Supports WiFi and Bluetooth transmission; data can be uploaded to the cloud data management platform wirelessly; supports USB flash drive data copying without driver installation; built-in large-capacity storage (16G storage for HM-CY2, which can store more than 1 million pieces of data; storage capacity of HM-CY1 not specified, subject to actual configuration); detection results can be permanently stored and viewed and analyzed in the long and short term

8. Automatic Functions: Automatic network time synchronization to avoid inaccurate local time affecting the accuracy of output certificate time after long-term instrument use; real-time automatic zero adjustment, where the instrument collects signals when the light source is on and off to achieve real-time automatic zero adjustment, simplifying operations and improving long-term signal stability; high degree of automation, allowing users to perform single-step testing of all instrument functions, automatic wavelength scanning, and automatic correction through the Android system for more accurate data detection

9. Special Detection Functions: Equipped with extractant purity detection function to effectively avoid detection data errors caused by substandard extractant purity

10. Program Upgrade: One-click program upgrade function; no on-site download by engineers required; APP program can be upgraded by inserting a USB flash drive

11. Detection Accuracy Guarantee: Adopts independently developed weak signal conditioning circuits to effectively shield noise interference and greatly improve detection accuracy and detection limit; uses a high-precision 24-bit AD detection chip for analog-to-digital conversion, enabling accurate measurement of μV-level small signals

4.2 Model-Specific Functional Differences

1. HM-CY1: No unique functional features specified in the product manual; all functions are consistent with the common core functions described above

2. HM-CY2: In addition to the common core functions, it is clearly stated in the manual that it uses the calibration coefficient method detection principle specified in the national standard, strictly follows the national standard formula, and uses 20mg/L n-hexadecane, 20mg/L isooctane, and 100mg/L benzene for calibration, and finally calculates the instrument calibration coefficient to measure samples (standard curve method can also be used for detection); the storage capacity is clearly 16G, which can store more than 1 million pieces of data

5. Detailed Technical Parameters

5.1 Common Technical Parameters (Applicable to Both HM-CY1 and HM-CY2)

1. Detection Limit:

◦ Instrument detection limit: DL ≤ 0.04mg/L (3 times SD of 11 determinations of carbon tetrachloride blank solution)

◦ Method detection limit: 0.06mg/L (when the sample volume is 500ml and the extract volume is 50ml, in accordance with HJ637-2018 standard)

◦ Minimum detectable concentration: 0.003mg/L

1. Measurement Range:

◦ Sample measurement range: 0～100% oil (enrichment and dilution)

◦ Basic measurement range: 0.0-800mg/L

1. Detection Precision:

◦ Resolution: 0.001mg/L

◦ Repeatability: RSD ≤ 0.6% (11 determinations of 30-80mg/L oil sample)

◦ Accuracy error: ≤ 2%

◦ Correlation coefficient: r > 0.999

◦ Spectral precision: 2nm

1. Scanning Performance:

◦ Scanning speed: Full-spectrum scanning, 45s/time in fast mode, 3min/time in precision mode

◦ Wave number range: 3100cm⁻¹ ～ 2800cm⁻¹ (i.e., 3200nm ～ 3570nm)

◦ Absorbance range: 0.0000 ～ 2.0000AU (i.e., transmittance 100 ～ 1%T)

◦ Wave number accuracy and repeatability: ±1cm⁻¹

1. Environmental Adaptability: Temperature range 1℃-40℃, humidity ≤ 90%

2. Power Supply: 100~240V, (50±1)Hz, 50VA

5.2 Model-Specific Technical Parameters

1. HM-CY1:

◦ Host dimensions (length × width × height): 500mm × 350mm × 220mm

◦ Packaging dimensions and weight: Not specified in the manual, to be supplemented based on actual conditions

1. HM-CY2:

◦ Host dimensions (length × width × height): 500mm × 350mm × 200mm

◦ Packaging dimensions: Instrument packaging dimensions 580480280mm, accessories packaging dimensions 550245375mm

◦ Packaging weight: Instrument packaging weight 17.5kg, accessories packaging weight 5.5kg

6. Application Scenarios and Industry Adaptation

6.1 Application Scenarios

1. Water Environment Detection: Detection of oil content in surface water, groundwater, industrial wastewater, and domestic sewage by environmental monitoring stations, sewage treatment plants, and water supply companies to evaluate water quality and ensure compliance with discharge standards

2. Soil Detection: Detection of petroleum and animal and vegetable oil content in soil by environmental protection departments, agricultural environmental monitoring institutions, and research institutes to assess soil pollution status and support soil remediation work

3. Waste Gas Detection: Detection of oil fumes and oil mist content in waste gas from fixed pollution sources (such as catering industry, industrial production) by environmental supervision departments and enterprise environmental protection departments to ensure compliance with waste gas discharge standards

4. Industrial Production Supervision: Quality control and monitoring of oil-related processes in petroleum chemical, machinery manufacturing, automobile and aircraft manufacturing industries to ensure product quality and production safety

5. Scientific Research and Education: Experimental teaching and scientific research in universities, research institutes, and agricultural science and technology institutions related to environmental science, analytical chemistry, and agricultural environment

6.2 Industry Adaptation

1. Environmental Protection Industry: Covers environmental monitoring, pollution source supervision, and environmental remediation, providing technical support for environmental quality assessment and pollution control

2. Water Treatment Industry: Applicable to sewage treatment plants, water supply companies, and water environment monitoring institutions for water quality detection and management

3. Petrochemical Industry: Used for quality control in oil production, processing, and transportation processes, as well as detection of oil pollution in related environmental media

4. Machinery and Automobile Manufacturing Industry: Detection of oil mist and oil pollution in production workshops to ensure workshop air quality and production safety

5. Scientific Research and Education Industry: Used for experimental teaching and scientific research in environmental science, analytical chemistry, and related disciplines, helping to cultivate professional talents

7. Accessories and Consumables Configuration

1. Instrument Host-Related Accessories: 1 host, 1 power adapter (suitable for 100~240V power supply), 1 USB data cable (for data transmission and program upgrade), 1 set of operation manuals and certificates of conformity

2. Detection Consumables: Carbon tetrachloride (extractant for oil extraction), calibration standard solutions (such as 20mg/L n-hexadecane, 20mg/L isooctane, 100mg/L benzene standard solutions for instrument calibration), filter paper and filter funnels (for sample filtration), sample containers (such as beakers, graduated cylinders, and extraction funnels for sample collection and treatment)

3. Sample Processing Tools: 1 set of glassware (beakers, graduated cylinders, volumetric flasks of different specifications), 1 balance (for accurate weighing of samples and reagents), 1 oscillator (for sample extraction), 1 centrifuge (for sample separation, if needed)

4. Auxiliary Accessories: 1 set of cleaning tools (for cleaning instrument optical components and glassware), 1 storage box (for storing small accessories and consumables)

5. Model-Specific Accessories: HM-CY2 is equipped with additional accessories corresponding to its packaging (accessories packaging dimensions 550245375mm), which may include specialized calibration tools or extended data transmission accessories, and the specific configuration shall be subject to the actual accessory list

8. Brand Value and Service Support

8.1 Brand Value

Hengmei Intelligent focuses on the field of environmental protection and analytical testing instruments, adhering to the concept of "providing high-quality, high-precision testing solutions for environmental protection and industrial production". Its infrared spectrophotometric oil analyzers comply with national latest environmental protection standards, integrate advanced intelligent technologies and precision detection technologies, and solve the pain points of traditional oil detection instruments such as complex operation, low accuracy, and poor stability. The products are widely used in environmental monitoring, industrial production, and scientific research fields, providing efficient and reliable technical support for environmental protection and quality control. Hengmei Intelligent has established a brand image of "professionalism, precision, and reliability" in the industry and won wide recognition and trust from users.

8.2 Service Support

1. Technical Consultation Service: Provide 24/7 technical consultation services through telephone (19953329720) and email (hengmeiyiqi@126.com) to answer users' questions about product selection, operation, and maintenance

2. Installation and Commissioning Guidance: Provide remote installation and commissioning guidance services; technical engineers guide users to complete instrument unpacking inspection, power connection, system initialization, and calibration operations through video calls or online tutorials to ensure the instrument is put into use normally

3. Training Service: Organize regular online and offline training courses, covering instrument operation, sample processing, data analysis, and daily maintenance; provide customized training plans according to user needs to help users master instrument use skills

4. Maintenance and Repair Service: Provide a one-year free warranty service from the date of delivery; during the warranty period, free maintenance and replacement of spare parts are provided for non-human-caused faults; after the warranty period, provide lifelong paid maintenance services and supply of spare parts at favorable prices

5. Cloud Platform Support: Maintain and update the cloud data management platform in a timely manner to ensure stable data upload, storage, and analysis functions; provide technical support for platform use and data management to help users realize intelligent management of detection data

9. Model Comparison and Selection Suggestions

9.1 Model Comparison

1. Core Differences:

◦ Dimensions: The host dimensions of HM-CY1 are 500mm × 350mm × 220mm, while those of HM-CY2 are 500mm × 350mm × 200mm; HM-CY2 is slightly shorter in height, making it more compact

◦ Packaging and Weight: HM-CY2 has clear packaging dimensions (instrument packaging 580480280mm, accessories packaging 550245375mm) and packaging weight (instrument packaging 17.5kg, accessories packaging 5.5kg), while HM-CY1 has no specified packaging parameters

◦ Functional Details: HM-CY2 clearly specifies the use of the national standard calibration coefficient method and has a confirmed 16G storage capacity (storing more than 1 million pieces of data), while HM-CY1 has no detailed specifications for these aspects, and the actual configuration shall prevail

1. Commonalities: Both models comply with the same national standards, have the same core detection principles and basic functions (such as Android 7.1 system, 8-inch touchscreen, multiple calibration methods, wireless data transmission), and have consistent technical parameters in terms of detection limit, measurement range, and precision

9.2 Selection Suggestions

1. Scenarios for Choosing HM-CY1: Suitable for users who have basic oil detection needs (complying with national standards), have no strict requirements on instrument compactness and storage capacity, and pursue cost-effectiveness; such as small and medium-sized environmental monitoring stations, and enterprises with simple detection needs

2. Scenarios for Choosing HM-CY2: Suitable for users who have higher requirements on instrument compactness, need large-capacity data storage, and pay attention to detailed calibration methods (strict compliance with national standard calibration coefficient method); such as large-scale environmental monitoring institutions, scientific research institutes, and enterprises with large detection volumes and high data management requirements

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